require 'reline'

begin
  require 'yamatanooroti'

  class Reline::TestRendering < Yamatanooroti::TestCase
    def setup
      @pwd = Dir.pwd
      suffix = '%010d' % Random.rand(0..65535)
      @tmpdir = File.join(File.expand_path(Dir.tmpdir), "test_reline_config_#{$$}_#{suffix}")
      begin
        Dir.mkdir(@tmpdir)
      rescue Errno::EEXIST
        FileUtils.rm_rf(@tmpdir)
        Dir.mkdir(@tmpdir)
      end
      @inputrc_backup = ENV['INPUTRC']
      @inputrc_file = ENV['INPUTRC'] = File.join(@tmpdir, 'temporaty_inputrc')
      File.unlink(@inputrc_file) if File.exist?(@inputrc_file)
    end

    def teardown
      FileUtils.rm_rf(@tmpdir)
      ENV['INPUTRC'] = @inputrc_backup
      ENV.delete('RELINE_TEST_PROMPT') if ENV['RELINE_TEST_PROMPT']
    end

    def test_history_back
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(":a\n")
      write("\C-p")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> :a
        => :a
        prompt> :a
      EOC
    end

    def test_backspace
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(":abc\C-h\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> :ab
        => :ab
        prompt>
      EOC
    end

    def test_autowrap
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write('01234567890123456789012')
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> 0123456789012345678901
        2
      EOC
    end

    def test_fullwidth
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(":あ\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> :あ
        => :あ
        prompt>
      EOC
    end

    def test_two_fullwidth
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(":あい\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> :あい
        => :あい
        prompt>
      EOC
    end

    def test_finish_autowrapped_line
      start_terminal(10, 40, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("[{'user'=>{'email'=>'a@a', 'id'=>'ABC'}, 'version'=>4, 'status'=>'succeeded'}]\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> [{'user'=>{'email'=>'a@a', 'id'=
        >'ABC'}, 'version'=>4, 'status'=>'succee
        ded'}]
        => [{"user"=>{"email"=>"a@a", "id"=>"ABC
        "}, "version"=>4, "status"=>"succeeded"}
        ]
        prompt>
      EOC
    end

    def test_finish_autowrapped_line_in_the_middle_of_lines
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("[{'user'=>{'email'=>'abcdef@abcdef', 'id'=>'ABC'}, 'version'=>4, 'status'=>'succeeded'}]#{"\C-b"*7}")
      write("\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> [{'user'=>{'email'=>'a
        bcdef@abcdef', 'id'=>'ABC'}, '
        version'=>4, 'status'=>'succee
        ded'}]
        => [{"user"=>{"email"=>"abcdef
        @abcdef", "id"=>"ABC"}, "versi
        on"=>4, "status"=>"succeeded"}
        ]
        prompt>
      EOC
    end

    def test_finish_autowrapped_line_in_the_middle_of_multilines
      omit if RUBY_VERSION < '2.7'
      start_terminal(30, 16, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("<<~EOM\n  ABCDEFG\nEOM\n")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> <<~EOM
        prompt>   ABCDEF
        G
        prompt> EOM
        => "ABCDEFG\n"
        prompt>
      EOC
    end

    def test_prompt
      write_inputrc <<~'LINES'
        "abc": "123"
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("abc\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> 123
        => 123
        prompt>
      EOC
    end

    def test_mode_string_emacs
      write_inputrc <<~LINES
        set show-mode-in-prompt on
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        @prompt>
      EOC
    end

    def test_mode_string_vi
      write_inputrc <<~LINES
        set editing-mode vi
        set show-mode-in-prompt on
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(":a\n\C-[k")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        (ins)prompt> :a
        => :a
        (cmd)prompt> :a
      EOC
    end

    def test_original_mode_string_emacs
      write_inputrc <<~LINES
        set show-mode-in-prompt on
        set emacs-mode-string [emacs]
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        [emacs]prompt>
      EOC
    end

    def test_original_mode_string_with_quote
      write_inputrc <<~LINES
        set show-mode-in-prompt on
        set emacs-mode-string "[emacs]"
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        [emacs]prompt>
      EOC
    end

    def test_original_mode_string_vi
      write_inputrc <<~LINES
        set editing-mode vi
        set show-mode-in-prompt on
        set vi-ins-mode-string "{InS}"
        set vi-cmd-mode-string "{CmD}"
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(":a\n\C-[k")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        {InS}prompt> :a
        => :a
        {CmD}prompt> :a
      EOC
    end

    def test_mode_string_vi_changing
      write_inputrc <<~LINES
        set editing-mode vi
        set show-mode-in-prompt on
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(":a\C-[ab\C-[ac\C-h\C-h\C-h\C-h:a")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        (ins)prompt> :a
      EOC
    end

    def test_prompt_with_escape_sequence
      ENV['RELINE_TEST_PROMPT'] = "\1\e[30m\2prompt> \1\e[m\2"
      start_terminal(5, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("123\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> 123
        => 123
        prompt>
      EOC
    end

    def test_prompt_with_escape_sequence_and_autowrap
      ENV['RELINE_TEST_PROMPT'] = "\1\e[30m\2prompt> \1\e[m\2"
      start_terminal(5, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("1234567890123\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> 123456789012
        3
        => 1234567890123
        prompt>
      EOC
    end

    def test_multiline_and_autowrap
      start_terminal(10, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def aaaaaaaaaa\n  33333333\n           end\C-a\C-pputs\C-e\e\C-m888888888888888")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def aaaaaaaa
        aa
        prompt> puts  333333
        33
        prompt> 888888888888
        888
        prompt>            e
        nd
      EOC
    end

    def test_clear
      start_terminal(10, 15, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("3\C-l")
      close
      assert_screen(<<~EOC)
        prompt> 3
      EOC
    end

    def test_clear_multiline_and_autowrap
      start_terminal(10, 15, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def aaaaaa\n  3\n\C-lend")
      close
      assert_screen(<<~EOC)
        prompt> def aaa
        aaa
        prompt>   3
        prompt> end
      EOC
    end

    def test_nearest_cursor
      start_terminal(10, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def ああ\n  :いい\nend\C-pbb\C-pcc")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def ccああ
        prompt>   :bbいい
        prompt> end
      EOC
    end

    def test_delete_line
      start_terminal(10, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def a\n\nend\C-p\C-h")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def a
        prompt> end
      EOC
    end

    def test_last_line_of_screen
      start_terminal(5, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("\n\n\n\n\ndef a\nend")
      close
      assert_screen(<<~EOC)
        prompt>
        prompt>
        prompt>
        prompt> def a
        prompt> end
      EOC
    end

    # c17a09b7454352e2aff5a7d8722e80afb73e454b
    def test_autowrap_at_last_line_of_screen
      start_terminal(5, 15, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def a\nend\n\C-p")
      close
      assert_screen(<<~EOC)
        prompt> def a
        prompt> end
        => :a
        prompt> def a
        prompt> end
      EOC
    end

    # f002483b27cdb325c5edf9e0fe4fa4e1c71c4b0e
    def test_insert_line_in_the_middle_of_line
      start_terminal(5, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("333\C-b\C-b\e\C-m8")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> 3
        prompt> 833
      EOC
    end

    # 9d8978961c5de5064f949d56d7e0286df9e18f43
    def test_insert_line_in_the_middle_of_line_at_last_line_of_screen
      start_terminal(3, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("333333333333333\C-a\C-f\e\C-m")
      close
      assert_screen(<<~EOC)
        prompt> 3
        prompt> 333333333333
        33
      EOC
    end

    def test_insert_after_clear
      start_terminal(10, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def a\n  01234\nend\C-l\C-p5678")
      close
      assert_screen(<<~EOC)
        prompt> def a
        prompt>   056781234
        prompt> end
      EOC
    end

    def test_foced_newline_insertion
      start_terminal(10, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      #write("def a\nend\C-p\C-e\e\C-m  3")
      write("def a\nend\C-p\C-e\e\x0D")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def a
        prompt>
        prompt> end
      EOC
    end

    def test_multiline_incremental_search
      start_terminal(6, 25, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def a\n  8\nend\ndef b\n  3\nend\C-s8")
      close
      assert_screen(<<~EOC)
        (i-search)`8'def a
        (i-search)`8'  8
        (i-search)`8'end
      EOC
    end

    def test_multiline_incremental_search_finish
      start_terminal(6, 25, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def a\n  8\nend\ndef b\n  3\nend\C-r8\C-j")
      close
      assert_screen(<<~EOC)
        prompt> def a
        prompt>   8
        prompt> end
      EOC
    end

    def test_binding_for_vi_movement_mode
      write_inputrc <<~LINES
        set editing-mode vi
        "\\C-a": vi-movement-mode
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(":1234\C-ahhhi0")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> :01234
      EOC
    end

    def test_prompt_list_caching
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --prompt-list-cache-timeout 10 --dynamic-prompt}, startup_message: 'Multiline REPL.')
      write("def hoge\n  3\nend")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        [0000]> def hoge
        [0001]>   3
        [0002]> end
      EOC
    end

    def test_broken_prompt_list
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --broken-dynamic-prompt}, startup_message: 'Multiline REPL.')
      write("def hoge\n  3\nend")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        [0000]> def hoge
        [0001]>   3
        [0001]> end
      EOC
    end

    def test_enable_bracketed_paste
      omit if Reline::IOGate.win?
      write_inputrc <<~LINES
        set enable-bracketed-paste on
      LINES
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("\e[200~,")
      write("def hoge\n  3\nend")
      write("\e[200~.")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def hoge
        prompt>   3
        prompt> end
      EOC
    end

    def test_backspace_until_returns_to_initial
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("ABC")
      write("\C-h\C-h\C-h")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt>
      EOC
    end

    def test_longer_than_screen_height
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(<<~EOC.chomp)
        def each_top_level_statement
          initialize_input
          catch(:TERM_INPUT) do
            loop do
              begin
                prompt
                unless l = lex
                  throw :TERM_INPUT if @line == ''
                else
                  @line_no += l.count("\n")
                  next if l == "\n"
                  @line.concat l
                  if @code_block_open or @ltype or @continue or @indent > 0
                    next
                  end
                end
                if @line != "\n"
                  @line.force_encoding(@io.encoding)
                  yield @line, @exp_line_no
                end
                break if @io.eof?
                @line = ''
                @exp_line_no = @line_no
                #
                @indent = 0
              rescue TerminateLineInput
                initialize_input
                prompt
              end
            end
          end
        end
      EOC
      sleep 1
      close
      assert_screen(<<~EOC)
        prompt>         prompt
        prompt>       end
        prompt>     end
        prompt>   end
        prompt> end
      EOC
    end

    def test_longer_than_screen_height_with_scroll_back
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(<<~EOC.chomp)
        def each_top_level_statement
          initialize_input
          catch(:TERM_INPUT) do
            loop do
              begin
                prompt
                unless l = lex
                  throw :TERM_INPUT if @line == ''
                else
                  @line_no += l.count("\n")
                  next if l == "\n"
                  @line.concat l
                  if @code_block_open or @ltype or @continue or @indent > 0
                    next
                  end
                end
                if @line != "\n"
                  @line.force_encoding(@io.encoding)
                  yield @line, @exp_line_no
                end
                break if @io.eof?
                @line = ''
                @exp_line_no = @line_no
                #
                @indent = 0
              rescue TerminateLineInput
                initialize_input
                prompt
              end
            end
          end
        end
      EOC
      sleep 1
      write("\C-p" * 6)
      close
      assert_screen(<<~EOC)
        prompt>       rescue Terminate
        LineInput
        prompt>         initialize_inp
        ut
        prompt>         prompt
      EOC
    end

    def test_longer_than_screen_height_with_complex_scroll_back
      start_terminal(4, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write(<<~EOC.chomp)
        def each_top_level_statement
          initialize_input
          catch(:TERM_INPUT) do
            loop do
              begin
                prompt
                unless l = lex
                  throw :TERM_INPUT if @line == ''
                else
                  @line_no += l.count("\n")
                  next if l == "\n"
                  @line.concat l
                  if @code_block_open or @ltype or @continue or @indent > 0
                    next
                  end
                end
                if @line != "\n"
                  @line.force_encoding(@io.encoding)
                  yield @line, @exp_line_no
                end
                break if @io.eof?
                @line = ''
                @exp_line_no = @line_no
                #
                @indent = 0
              rescue TerminateLineInput
                initialize_input
                prompt
              end
            end
          end
        end
      EOC
      sleep 1
      write("\C-p" * 5)
      write("\C-n" * 3)
      close
      assert_screen(<<~EOC)
        ut
        prompt>         prompt
        prompt>       end
        prompt>     end
      EOC
    end

    def test_update_cursor_correctly_when_just_cursor_moving
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def hoge\n  01234678")
      write("\C-p")
      write("\C-b")
      write("\C-n")
      write('5')
      write("\C-e")
      write('9')
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def hoge
        prompt>   0123456789
      EOC
    end

    def test_suppress_auto_indent_just_after_pasted
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --auto-indent}, startup_message: 'Multiline REPL.')
      write("def hoge\n  [[\n      3]]\ned")
      write("\C-bn")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def hoge
        prompt>   [[
        prompt>       3]]
        prompt> end
      EOC
    end

    def test_suppress_auto_indent_for_adding_newlines_in_pasting
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --auto-indent}, startup_message: 'Multiline REPL.')
      write("<<~Q\n")
      write("{\n  #\n}")
      write("#")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> <<~Q
        prompt> {
        prompt>   #
        prompt> }#
      EOC
    end

    def test_autowrap_in_the_middle_of_a_line
      start_terminal(5, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def abcdefg; end\C-b\C-b\C-b\C-b\C-b")
      %w{h i}.each do |c|
        write(c)
      end
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def abcdefgh
        i; end
      EOC
    end

    def test_terminate_in_the_middle_of_lines
      start_terminal(5, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def hoge\n  1\n  2\n  3\n  4\nend\n")
      write("\C-p\C-p\C-p\C-e\n")
      close
      assert_screen(<<~EOC)
        prompt>   3
        prompt>   4
        prompt> end
        => :hoge
        prompt>
      EOC
    end

    def test_dynamic_prompt_returns_empty
      start_terminal(5, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dynamic-prompt-returns-empty}, startup_message: 'Multiline REPL.')
      write("def hoge\nend\n")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def hoge
        prompt> end
        => :hoge
        prompt>
      EOC
    end

    def test_reset_rest_height_when_clear_screen
      start_terminal(5, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("\n\n\n\C-l3\n")
      close
      assert_screen(<<~EOC)
        prompt> 3
        => 3
        prompt>
      EOC
    end

    def test_meta_key
      start_terminal(30, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def ge\M-bho")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def hoge
      EOC
    end

    def test_not_meta_key
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("おだんご") # "だ" in UTF-8 contains "\xA0"
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> おだんご
      EOC
    end

    def test_force_enter
      start_terminal(30, 120, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def hoge\nend\C-p\C-e")
      write("\M-\x0D")
      close
      assert_screen(<<~EOC)
        Multiline REPL.
        prompt> def hoge
        prompt>
        prompt> end
      EOC
    end

    def test_with_newline
      omit if Reline::IOGate.win?
      cmd = %Q{ruby -e 'print(%Q{abc def \\e\\r})' | ruby -I#{@pwd}/lib -rreline -e 'p Reline.readline(%{> })'}
      start_terminal(40, 50, ['bash', '-c', cmd])
      sleep 1
      close
      assert_screen(<<~'EOC')
        > abc def
        "abc def "
      EOC
    end

    def test_em_set_mark_and_em_exchange_mark
      start_terminal(10, 50, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("aaa bbb ccc ddd\M-b\M-b\M-\x20\M-b\C-x\C-xX\C-x\C-xY")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> aaa Ybbb Xccc ddd
      EOC
    end

    def test_completion_journey_2nd_line
      write_inputrc <<~LINES
        set editing-mode vi
      LINES
      start_terminal(10, 50, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --complete}, startup_message: 'Multiline REPL.')
      write("def hoge\n  S\C-n")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> def hoge
        prompt>   String
      EOC
    end

    def test_completion_journey_with_empty_line
      write_inputrc <<~LINES
        set editing-mode vi
      LINES
      start_terminal(10, 50, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --complete}, startup_message: 'Multiline REPL.')
      write("\C-n\C-p")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt>
      EOC
    end

    def test_simple_dialog
      start_terminal(20, 50, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog simple}, startup_message: 'Multiline REPL.')
      write('a')
      write('b')
      write('c')
      write("\C-h")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> ab
                  Ruby is...
                  A dynamic, open source programming
                  language with a focus on simplicity
                  and productivity. It has an elegant
                  syntax that is natural to read and
                  easy to write.
      EOC
    end

    def test_simple_dialog_at_right_edge
      start_terminal(20, 40, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog simple}, startup_message: 'Multiline REPL.')
      write('a')
      write('b')
      write('c')
      write("\C-h")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> ab
             Ruby is...
             A dynamic, open source programming
             language with a focus on simplicity
             and productivity. It has an elegant
             syntax that is natural to read and
             easy to write.
      EOC
    end

    def test_autocomplete_at_bottom
      start_terminal(15, 50, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write('def hoge' + "\C-m" * 10 + "end\C-p  ")
      write('S')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> def hoge
        prompt>
        prompt>
        prompt>   String
        prompt>   Struct
        prompt>   Symbol
        prompt>   ScriptError
        prompt>   SyntaxError
        prompt>   Signal
        prompt>   S
        prompt> end
      EOC
    end

    def test_autocomplete_return_to_original
      start_terminal(20, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write('S')
      write('t')
      write('r')
      3.times{ write("\C-i") }
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> Str
                String
                Struct
      EOC
    end

    def test_autocomplete_target_is_wrapped
      start_terminal(20, 20, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write('          ')
      write('S')
      write('t')
      write('r')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt>           St
        r             String
                      Struct
      EOC
    end

    def test_simple_dialog_with_scroll_key
      start_terminal(20, 50, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog long,scrollkey}, startup_message: 'Multiline REPL.')
      write('a')
      5.times{ write('j') }
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> a
                 A dynamic, open
                 source programming
                 language with a
                 focus on simplicity
      EOC
    end

    def test_simple_dialog_scrollbar_with_moving_to_right
      start_terminal(20, 50, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog long,scrollkey,scrollbar}, startup_message: 'Multiline REPL.')
      6.times{ write('j') }
      write('a')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> a
                 source programming ▄
                 language with a    █
                 focus on simplicity
                 and productivity.
      EOC
    end

    def test_simple_dialog_scrollbar_with_moving_to_left
      start_terminal(20, 50, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog long,scrollkey,scrollbar}, startup_message: 'Multiline REPL.')
      write('a')
      6.times{ write('j') }
      write("\C-h")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt>
                source programming ▄
                language with a    █
                focus on simplicity
                and productivity.
      EOC
    end

    def test_dialog_with_fullwidth_chars
      ENV['RELINE_TEST_PROMPT'] = '> '
      start_terminal(20, 5, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog fullwidth,scrollkey,scrollbar}, startup_message: 'Multiline REPL.')
      6.times{ write('j') }
      close
      assert_screen(<<~'EOC')
        Multi
        line
        REPL.
        >
        オー
        グ言▄
        備え█
        ち、█
      EOC
    end

    def test_dialog_with_fullwidth_chars_split
      ENV['RELINE_TEST_PROMPT'] = '> '
      start_terminal(20, 6, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog fullwidth,scrollkey,scrollbar}, startup_message: 'Multiline REPL.')
      6.times{ write('j') }
      close
      assert_screen(<<~'EOC')
        Multil
        ine RE
        PL.
        >
        オー
        グ言 ▄
        備え █
        ち、 █
      EOC
    end

    def test_autocomplete_empty
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write('Street')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> Street
      EOC
    end

    def test_autocomplete
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write('Str')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> Str
                String
                Struct
      EOC
    end

    def test_autocomplete_after_2nd_line
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write("def hoge\n  Str")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> def hoge
        prompt>   Str
                  String
                  Struct
      EOC
    end

    def test_autocomplete_rerender_under_dialog
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write("def hoge\n\n  123456\n  456789\nend\C-p\C-p\C-p  a = Str")
      write('i')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> def hoge
        prompt>   a = Stri
        prompt>   1234String
        prompt>   456789
        prompt> end
      EOC
    end

    def test_autocomplete_long_with_scrollbar
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete-long}, startup_message: 'Multiline REPL.')
      write('S')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> S
                String          █
                Struct          █
                Symbol          █
                StopIteration   █
                SystemCallError █
                SystemExit      █
                SystemStackError█
                ScriptError     █
                SyntaxError     █
                Signal          █
                SizedQueue      █
                Set
                SecureRandom
                Socket
                StringIO
      EOC
    end

    def test_autocomplete_long_with_scrollbar_scroll
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete-long}, startup_message: 'Multiline REPL.')
      write('S' + "\C-i" * 16)
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> StringScanner
                Struct          ▄
                Symbol          █
                StopIteration   █
                SystemCallError █
                SystemExit      █
                SystemStackError█
                ScriptError     █
                SyntaxError     █
                Signal          █
                SizedQueue      █
                Set             █
                SecureRandom    ▀
                Socket
                StringIO
                StringScanner
      EOC
    end

    def test_autocomplete_super_long_and_backspace
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete-super-long}, startup_message: 'Multiline REPL.')
      shift_tab = [27, 91, 90]
      write('S' + shift_tab.map(&:chr).join)
      write("\C-h")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> Str_BX
                Str_BX
                Str_BXA
                Str_BXB
                Str_BXC
                Str_BXD
                Str_BXE
                Str_BXF
                Str_BXG
                Str_BXH
                Str_BXI
                Str_BXJ
                Str_BXK
                Str_BXL
                Str_BXM
                Str_BXN
      EOC
    end

    def test_dialog_callback_returns_nil
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog nil}, startup_message: 'Multiline REPL.')
      write('a')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> a
      EOC
    end

    def test_dialog_narrower_than_screen
      start_terminal(20, 11, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog simple}, startup_message: 'Multiline REPL.')
      close
      assert_screen(<<~'EOC')
        Multiline R
        EPL.
        prompt>
        Ruby is...
        A dynamic,
        language wi
        and product
        syntax that
        easy to wri
      EOC
    end

    def test_dialog_narrower_than_screen_with_scrollbar
      start_terminal(20, 11, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete-long}, startup_message: 'Multiline REPL.')
      write('S' + "\C-i" * 3)
      close
      assert_screen(<<~'EOC')
        Multiline R
        EPL.
        prompt> Sym
        String
        Struct    █
        Symbol    █
        StopIterat█
        SystemCall█
        SystemExit█
        SystemStac█
        ScriptErro█
        SyntaxErro█
        Signal    █
        SizedQueue█
        Set
        SecureRand
        Socket
        StringIO
      EOC
    end

    def test_dialog_with_fullwidth_scrollbar
      start_terminal(20, 40, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dialog simple,scrollkey,alt-scrollbar}, startup_message: 'Multiline REPL.')
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt>
           Ruby is...                         ::
           A dynamic, open source programming ::
           language with a focus on simplicity''
           and productivity. It has an elegant
      EOC
    end

    def test_rerender_argument_prompt_after_pasting
      start_terminal(20, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write('abcdef')
      write("\M-3\C-h")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> abc
      EOC
    end

    def test_autocomplete_old_dialog_width_greater_than_dialog_width
      start_terminal(40, 40, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete-width-long}, startup_message: 'Multiline REPL.')
      write("0+ \n12345678901234")
      write("\C-p")
      write("r")
      write("a")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> 0+ ra
        prompt> 123rand 901234
                   raise
      EOC
    end

    def test_scroll_at_bottom_for_dialog
      start_terminal(10, 40, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write("\n\n\n\n\n\n")
      write("def hoge\n\n\n\n\n\n\nend\C-p\C-p\C-p\C-e")
      write("  S")
      close
      assert_screen(<<~'EOC')
        prompt> def hoge
        prompt>
        prompt>
        prompt>
        prompt>   S
        prompt>   String
        prompt>   Struct
        prompt> enSymbol
                  ScriptError
                  Signal
      EOC
    end

    def test_clear_dialog_in_pasting
      start_terminal(10, 40, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write("S")
      write("tring ")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        prompt> String
      EOC
    end

    def test_prompt_with_newline
      ENV['RELINE_TEST_PROMPT'] = "::\n> "
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl}, startup_message: 'Multiline REPL.')
      write("def hoge\n  3\nend")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        ::\n> def hoge
        ::\n>   3
        ::\n> end
      EOC
    end

    def test_dynamic_prompt_with_newline
      start_terminal(5, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --dynamic-prompt-with-newline}, startup_message: 'Multiline REPL.')
      write("def hoge\n  3\nend")
      close
      assert_screen(<<~'EOC')
        Multiline REPL.
        [0000\n]> def hoge
        [0001\n]>   3
        [0001\n]> end
      EOC
    end

    def test_clear_dialog_when_just_move_cursor_at_last_line
      start_terminal(10, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write("class A\n  3\nend\n")
      write("\C-p\C-p\C-p\C-e\C-hS")
      write("\C-n")
      write("1")
      close
      assert_screen(<<~'EOC')
        prompt>   3
        prompt> end
        => 3
        prompt> class S
        prompt>   31
        prompt> end
      EOC
    end

    def test_clear_dialog_when_adding_new_line_to_end_of_buffer
      start_terminal(10, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write("class A\n  def a\n    3\n  end\nend")
      write("\n")
      write("class S")
      write("\n")
      write("  3")
      close
      assert_screen(<<~'EOC')
        prompt>   end
        prompt> end
        => :a
        prompt> class S
        prompt>   3
      EOC
    end

    def test_insert_newline_in_the_middle_of_buffer_just_after_dialog
      start_terminal(10, 30, %W{ruby -I#{@pwd}/lib #{@pwd}/test/reline/yamatanooroti/multiline_repl --autocomplete}, startup_message: 'Multiline REPL.')
      write("class A\n  def a\n    3\n  end\nend")
      write("\n")
      write("\C-p\C-p\C-p\C-p\C-p\C-e\C-hS")
      write("\M-\x0D")
      write("  3")
      close
      assert_screen(<<~'EOC')
        prompt>   end
        prompt> end
        => :a
        prompt> class S
        prompt>   3
        prompt>   def a
        prompt>     3
        prompt>   end
        prompt> end
      EOC
    end

    def write_inputrc(content)
      File.open(@inputrc_file, 'w') do |f|
        f.write content
      end
    end
  end
rescue LoadError, NameError
  # On Ruby repository, this test suit doesn't run because Ruby repo doesn't
  # have the yamatanooroti gem.
end